From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:60028) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gvjYu-0001yL-TS for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:06:29 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gvjYm-0005SU-R5 for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:06:24 -0500 Received: from mx1.redhat.com ([209.132.183.28]:39348) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gvjYm-0005OW-BH for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:06:16 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id E22551301A5 for ; Mon, 18 Feb 2019 14:06:09 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-116-92.ams2.redhat.com [10.36.116.92]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 849405D717 for ; Mon, 18 Feb 2019 14:06:09 +0000 (UTC) From: Markus Armbruster Date: Mon, 18 Feb 2019 15:05:52 +0100 Message-Id: <20190218140607.31998-4-armbru@redhat.com> In-Reply-To: <20190218140607.31998-1-armbru@redhat.com> References: <20190218140607.31998-1-armbru@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 03/18] qapi: Clean up modular built-in code generation a bit List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org We neglect to call .visit_module() for the special module we use for built-ins. Harmless, but clean it up anyway. The tests/qapi-schema/*.out now show the built-in module as 'module None'. Subclasses of QAPISchemaModularCVisitor need to ._add_module() this special module to enable code generation for built-ins. When this hasn't been done, QAPISchemaModularCVisitor.visit_module() does nothing for the special module. That looks like built-ins could accidentally be generated into the wrong module when a subclass neglects to call ._add_module(). Can't happen, because built-ins are all visited before any other module. But that's non-obvious. Switch off code generation explicitly. Rename QAPISchemaModularCVisitor._begin_module() to ._begin_user_module(). New QAPISchemaModularCVisitor._is_builtin_module(), for clarity. Signed-off-by: Markus Armbruster Reviewed-by: Marc-Andr=C3=A9 Lureau Message-Id: <20190214152251.2073-4-armbru@redhat.com> --- scripts/qapi/commands.py | 2 +- scripts/qapi/common.py | 24 ++++++++++++++++++------ scripts/qapi/events.py | 2 +- scripts/qapi/types.py | 2 +- scripts/qapi/visit.py | 2 +- tests/qapi-schema/comments.out | 1 + tests/qapi-schema/doc-bad-section.out | 1 + tests/qapi-schema/doc-good.out | 1 + tests/qapi-schema/empty.out | 1 + tests/qapi-schema/event-case.out | 1 + tests/qapi-schema/ident-with-escape.out | 1 + tests/qapi-schema/include-relpath.out | 1 + tests/qapi-schema/include-repetition.out | 1 + tests/qapi-schema/include-simple.out | 1 + tests/qapi-schema/indented-expr.out | 1 + tests/qapi-schema/qapi-schema-test.out | 1 + 16 files changed, 33 insertions(+), 10 deletions(-) diff --git a/scripts/qapi/commands.py b/scripts/qapi/commands.py index 0f3c991918..ebf488953d 100644 --- a/scripts/qapi/commands.py +++ b/scripts/qapi/commands.py @@ -242,7 +242,7 @@ class QAPISchemaGenCommandVisitor(QAPISchemaModularCV= isitor): self._regy =3D QAPIGenCCode() self._visited_ret_types =3D {} =20 - def _begin_module(self, name): + def _begin_user_module(self, name): self._visited_ret_types[self._genc] =3D set() commands =3D self._module_basename('qapi-commands', name) types =3D self._module_basename('qapi-types', name) diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py index c89edc0cb0..0e3ec598a4 100644 --- a/scripts/qapi/common.py +++ b/scripts/qapi/common.py @@ -1868,6 +1868,7 @@ class QAPISchema(object): def visit(self, visitor): visitor.visit_begin(self) module =3D None + visitor.visit_module(module) for entity in self._entity_list: if visitor.visit_needed(entity): if entity.module !=3D module: @@ -2321,9 +2322,15 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor)= : self._what =3D what self._blurb =3D blurb self._pydoc =3D pydoc + self._genc =3D None + self._genh =3D None self._module =3D {} self._main_module =3D None =20 + @staticmethod + def _is_builtin_module(name): + return not name + def _module_basename(self, what, name): if name is None: return re.sub(r'-', '-builtin-', what) @@ -2334,7 +2341,7 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor): return basename + '-' + os.path.splitext(os.path.basename(name))= [0] =20 def _add_module(self, name, blurb): - if self._main_module is None and name is not None: + if self._main_module is None and not self._is_builtin_module(nam= e): self._main_module =3D name genc =3D QAPIGenC(blurb, self._pydoc) genh =3D QAPIGenH(blurb, self._pydoc) @@ -2346,22 +2353,27 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor= ): =20 def write(self, output_dir, opt_builtins=3DFalse): for name in self._module: - if name is None and not opt_builtins: + if self._is_builtin_module(name) and not opt_builtins: continue basename =3D self._module_basename(self._what, name) (genc, genh) =3D self._module[name] genc.write(output_dir, basename + '.c') genh.write(output_dir, basename + '.h') =20 - def _begin_module(self, name): + def _begin_user_module(self, name): pass =20 def visit_module(self, name): if name in self._module: self._set_module(name) - return - self._add_module(name, self._blurb) - self._begin_module(name) + elif self._is_builtin_module(name): + # The built-in module has not been created. No code may + # be generated. + self._genc =3D None + self._genh =3D None + else: + self._add_module(name, self._blurb) + self._begin_user_module(name) =20 def visit_include(self, name, info): basename =3D self._module_basename(self._what, name) diff --git a/scripts/qapi/events.py b/scripts/qapi/events.py index d86a2d2b3e..6f39cf8196 100644 --- a/scripts/qapi/events.py +++ b/scripts/qapi/events.py @@ -142,7 +142,7 @@ class QAPISchemaGenEventVisitor(QAPISchemaModularCVis= itor): self._event_enum_members =3D [] self._event_emit_name =3D c_name(prefix + 'qapi_event_emit') =20 - def _begin_module(self, name): + def _begin_user_module(self, name): types =3D self._module_basename('qapi-types', name) visit =3D self._module_basename('qapi-visit', name) self._genc.add(mcgen(''' diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py index 62d4cf9f95..9fa510f7df 100644 --- a/scripts/qapi/types.py +++ b/scripts/qapi/types.py @@ -194,7 +194,7 @@ class QAPISchemaGenTypeVisitor(QAPISchemaModularCVisi= tor): #include "qapi/util.h" ''')) =20 - def _begin_module(self, name): + def _begin_user_module(self, name): types =3D self._module_basename('qapi-types', name) visit =3D self._module_basename('qapi-visit', name) self._genc.preamble_add(mcgen(''' diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 82eab72b21..ca86009398 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -298,7 +298,7 @@ class QAPISchemaGenVisitVisitor(QAPISchemaModularCVis= itor): ''', prefix=3Dprefix)) =20 - def _begin_module(self, name): + def _begin_user_module(self, name): types =3D self._module_basename('qapi-types', name) visit =3D self._module_basename('qapi-visit', name) self._genc.preamble_add(mcgen(''' diff --git a/tests/qapi-schema/comments.out b/tests/qapi-schema/comments.= out index d1abc4b5a1..273f0f54e1 100644 --- a/tests/qapi-schema/comments.out +++ b/tests/qapi-schema/comments.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/doc-bad-section.out b/tests/qapi-schema/do= c-bad-section.out index db8014eed0..367e2a1c3e 100644 --- a/tests/qapi-schema/doc-bad-section.out +++ b/tests/qapi-schema/doc-bad-section.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/doc-good.out b/tests/qapi-schema/doc-good.= out index 21bf345ff0..d3bca343eb 100644 --- a/tests/qapi-schema/doc-good.out +++ b/tests/qapi-schema/doc-good.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/empty.out b/tests/qapi-schema/empty.out index 5483cb7bc6..5b53d00702 100644 --- a/tests/qapi-schema/empty.out +++ b/tests/qapi-schema/empty.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/event-case.out b/tests/qapi-schema/event-c= ase.out index f69d4ffe4e..ec8a1406e4 100644 --- a/tests/qapi-schema/event-case.out +++ b/tests/qapi-schema/event-case.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/ident-with-escape.out b/tests/qapi-schema/= ident-with-escape.out index 7f891f7e90..39754eba8c 100644 --- a/tests/qapi-schema/ident-with-escape.out +++ b/tests/qapi-schema/ident-with-escape.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/include-relpath.out b/tests/qapi-schema/in= clude-relpath.out index 783ccfc855..cf8636b78f 100644 --- a/tests/qapi-schema/include-relpath.out +++ b/tests/qapi-schema/include-relpath.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/include-repetition.out b/tests/qapi-schema= /include-repetition.out index d45977ee56..5423983239 100644 --- a/tests/qapi-schema/include-repetition.out +++ b/tests/qapi-schema/include-repetition.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/include-simple.out b/tests/qapi-schema/inc= lude-simple.out index 1afe20802a..061f81e509 100644 --- a/tests/qapi-schema/include-simple.out +++ b/tests/qapi-schema/include-simple.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/indented-expr.out b/tests/qapi-schema/inde= nted-expr.out index c0cf3243f3..bffdf6756d 100644 --- a/tests/qapi-schema/indented-expr.out +++ b/tests/qapi-schema/indented-expr.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE diff --git a/tests/qapi-schema/qapi-schema-test.out b/tests/qapi-schema/q= api-schema-test.out index 9464101d26..d8aec17115 100644 --- a/tests/qapi-schema/qapi-schema-test.out +++ b/tests/qapi-schema/qapi-schema-test.out @@ -1,3 +1,4 @@ +module None object q_empty enum QType prefix QTYPE --=20 2.17.2